.h5_component_polyline{
}
.h5_component_polyline canvas{
    position: absolute;
    left:0;
    top:0;
    width:100%;
    height:100%;
}
.h5_component_polyline .text {
    position: absolute;
    font-size: 12px;
    text-align: center;
    bottom:-20px;
    height:20px;
    line-height: 20px;
    transform: scale(.6);
    -webkit-transition:all 1.5s;
    -webkit-opacity: 0;
}
.h5_component_polyline_load .text{
    -webkit-opacity: 1;

}
.h5_component_polyline_leave .text{

    -webkit-opacity: 0;
}